Factor Info
| ID | 168155 |
| Size | 151 digits / 500 bits |
| Status | composite |
| Value | 2140638271674715541176148193569724775167818048928662926022131490562219016005779280595467182468255063232880301332690817936114229626653329885184503261623 |
Factorizations
| Primary | (ID: 167811) 23624394860436672961074440125549492456615261234980975872188679386843 (proven prime) |
| (ID: 168156) 90611348325353380729768610940392497158947491861958750073346962283338593865568389461 (proven prime) |
Primary factorization keeps track of the smallest (known) prime factor. Secondary factorizations are old results kept when a new smaller prime factor is found, which occasionally happens with ECM.